National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Wheaton Municipal Airport (KETH)

Lat: 45.78°NLon: 96.55°WElev: 1011ft.

Partly Cloudy

72°F

22°C

Humidity 41%
Wind Speed SE 18 G 26 mph
Barometer 29.63 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 17 May 4:33 pm CDT
Extended Forecast for

White Rock SD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Cloudy, with a high near 73. Southeast wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Some of the storms could produce heavy rainfall. Low around 41. Northeast wind 13 to 18 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Heavy Rain
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms after 4pm. Cloudy, with a high near 55. North wind 16 to 18 mph. Chance of precipitation is 30%.

    High: 55 °F

    Cloudy then
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely after 7pm. Cloudy, with a low around 36. Breezy, with a north wind 18 to 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Showers
    Likely and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 29 mph.

    High: 52 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Areas of frost after 3am. Otherwise, partly cloudy, with a low around 33. Northwest wind 10 to 15 mph becoming light and variable after midnight.

    Low: 33 °F

    Partly Cloudy
    then Areas
    Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, sunny, with a high near 64. South wind 5 to 10 mph.

    High: 64 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. South southeast wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70. Breezy, with a south wind 16 to 23 mph. Chance of precipitation is 20%.

    High: 70 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Cloudy, with a high near 73. Southeast wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Some of the storms could produce heavy rainfall. Low around 41. Northeast wind 13 to 18 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms after 4pm. Cloudy, with a high near 55. North wind 16 to 18 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, then showers likely after 7pm. Cloudy, with a low around 36. Breezy, with a north wind 18 to 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly cloudy, with a high near 52. Breezy, with a northwest wind 17 to 21 mph, with gusts as high as 29 mph.
Tuesday Night
Areas of frost after 3am. Otherwise, partly cloudy, with a low around 33. Northwest wind 10 to 15 mph becoming light and variable after midnight.
Wednesday
Areas of frost before 8am. Otherwise, sunny, with a high near 64. South wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 41. South southeast wind 11 to 15 mph, with gusts as high as 23 mph.
Thursday
A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 70. Breezy, with a south wind 16 to 23 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Friday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 20%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
White Rock SD
 45.91°N 96.59°W (Elev. 984 ft)
Last Update:
4:36 pm CDT May 17, 2026
Forecast Valid:
4pm CDT May 17, 2026-6pm CDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation